Speaker damper

Details Speaker damper Speaker damper

1996-02-22

1998-07-07

Choi, Kathleen

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Noninterengaged fiber-containing paper-free web or sheet...

442 60, 442 85, 442104, 442189, 442197, 442199, 442301, H04R 726, H04R 3100

Patent

active

057765979

ABSTRACT:
There is provided a speaker damper for use in an acoustic output device, which exhibits excellent shape retaining property at the time of molding, is highly safe to work environment and has excellent water resistance, heat resistance an durability. The speaker damper is obtained by impregnating cloth formed of mixed yarn of a wholly aromatic polyamide fiber and an aromatic polyester fiber with a polyester resin, and molding the cloth under heat and pressure.

REFERENCES:
patent: 4029835 (1977-06-01), Iwata et al.
patent: 4741873 (1988-05-01), Fischer et al.
patent: 5177840 (1993-01-01), Laws
patent: 5549965 (1996-08-01), Heinrich et al.

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